Meet "Loki", the horned sea cucumber among 57 new species and five new genera identified from Mar del Plata Canyon in just two weeks.

The shifting conditions are altering aquatic ecosystems with devastating impacts on certain European fisheries and coastal livelihoods

National Trust says latest figures encouraging – with numbers of birds on the rise – but work still to be done

Fish and shellfish populations were falling rapidly as scallop dredgers devastated the seabed, but local activists and small-scale fishers battled hard to protect their coastline

Scientists say rapid warming has also led to accelerated sea level rise over the past decade

Thousands of the molluscs have been released from a nursery at South Tyneside.

The winners of the Ocean Photographer of the Year 2026, presented by Oceanographic and Blancpain, have been revealed.

Global shift towards clean electricity could trigger ‘cascade’ of progress, helping reduce air pollution, cut waste and revive oceans

Overfishing and poor enforcement are just two reasons marine ecosystems are struggling to recover.

Reducing fishing quotas, rescuing endangered species from the water and testing geoengineering could help soften ocean heat impacts from the record El Niño, some oceanographers argue

The country is one of just three that still permits commercial whaling, while its government has faced mounting pressure to ban the practice

More than 60% of UK fish stocks have declined in the decade, with a new report claiming most catch quotas are set above scientific advice

Almost 600 climate scientists, health professionals and conservationists have warned against approving the Rosebank oil field

But their habitat is threatened by bottom trawling in the region and Trump’s plan to expand seafloor mining

Scottish Government consults on fisheries management for 160+ Marine Protected Areas and Priority Marine Features in Scotland’s inshore seas until…

Findings on decline of species such as Arctic tern and turtle dove published alongside flyways pledge at Kenya summit

Sea surface temperatures also hit record highs in a month characterised by drought conditions and heatwaves in many European countries.

With increasing winter storms predicted vital habitat for seahorses could be under threat

Anglers will help scientists investigate the porbeagle, tope and blue shark to boost knowledge and conservation

Epic plankton blooms make filming in the North Sea notoriously difficult. But a new documentary gives a rare glimpse of the kaleidoscopic life – seals, sharks, tuna, orcas and shorthorn sculpins – lur...

The government says the marine protected area network is increasing from 6.5% to 21.7% from Tuesday.

Campaigners have called on ministers to urgently act to protect Scotland's sea lochs' seabeds from carbon disturbance

Abandoned plastics in the North sea could be contributing up to 500 tonnes of microplastic annually, adversely affecting marine life

The proposal would give added protection to about 50 sq miles (128.8 sq km) of sea around Sark.

Rob Spray believes the reef needs to protected against fishing activity and cable access.

Stunning ocean photos reveal baby sea creatures, surfing dolphins and hidden underwater worlds from the Ocean Photographer finalists.

Hottest periods this year in most sea regions would have been ‘virtually impossible’ in a preindustrial climate

As warming seas push native species to cooler waters farther north, once-rare visitors have become more common

Veteran musician Brian Eno and 211 artists, including Robert Smith and Thom Yorke, call on Andy Burnham to oppose the UK's largest untapped oil field amid climate concerns.

The study reveals how physical strain shapes vocal displays and potentially opens new avenues for marine conservation

Global oceans recorded their hottest July on record, partly fuelled by developing El Niño conditions, as wildfires continue to ravage western Europe.

These underwater disasters can trigger coral bleaching and massive fish kills.